What is the answer to 20×5=​

Given the graph below state whether or not the relation is a function, and give the domain and range.

According to the data set, where should the upper quartile line of the box plot be placed?

The point of intersection of the diagonals of a rectangle is 4 cm further away from the smaller side then from the larger side of the rectangle. the perimeter of the rectangle is equal to 56 cm. find the lengths of the sides of the rectangle. 16 points answer quick